2018 Honda Accord Electrical Parts

This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator. Read more

18 Alternator / Generator parts are listed for the 2018 Honda Accord, from BOSCH, WAI GLOBAL, DENSO and 7 other brands. WAI GLOBAL 21238N carries the "Popular" badge.

In the New grade, WAI GLOBAL, BOSCH, SKP and 1 other brand supply 5 parts: brand-new units rather than rebuilt ones. A representative part number is WAI GLOBAL 21238N.

In the Remanufactured grade, PURE ENERGY, BOSCH, FVP and 4 other brands supply 12 parts: factory-rebuilt units with new wear components. A representative part number is ACDELCO 3343203A.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

This table covers the rectifier diode packs in the alternator. Read more

One part is listed for the 2018 Honda Accord — BOSCH 1986AE0603.

This table covers the bearings in the alternator housing. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

4 Alternator / Generator End Bearing parts for the 2018 Honda Accord come from 4 brands — WJB / INMOTION PARTS, BCA, NATIONAL and 1 other brand. 3 parts fit every engine; the other 1 is engine-specific.

The Economy section lists 1 option from WJB / INMOTION PARTS — the catalog's value-priced group. WJB / INMOTION PARTS RB63032RS is listed in this group.

In the Standard Replacement grade, BCA and NATIONAL supply 2 parts: built to original-equipment specification. A representative part number is BCA NB303CC.

1 further part sits outside the graded sections, with the same engine-level match.

This group includes WJB / INMOTION PARTS RB63032RS, BCA NB303CC and NATIONAL 303CC and the remaining parts above.

This table covers the pulleys on the alternator shaft. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt. Read more

5 Alternator / Generator Pulley parts for the 2018 Honda Accord come from 3 brands — CONTINENTAL, LITENS and ACKOJA.

This group includes ACKOJA A26230004, CONTINENTAL 49974 and CONTINENTAL 49999 and the remaining parts above.

This table covers the Alternator / Generator stators. Read more

This group shows a single part: BOSCH 1986AE0677.

This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery. Read more

14 Battery parts for the 2018 Honda Accord come from 7 brands — FVP, DEKA, LUCAS and 4 other brands. The "Popular" part is DEKA 9A47.

In the AGM (Extended Life) grade, DEKA, FVP, LUCAS and 3 other brands supply 11 parts: grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. A representative part number is DEKA 9A47.

In the Performance AGM (Extended Life + Increased Power) grade, FULLRIVER supplies 2 parts: grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. A representative part number is FULLRIVER FT61047.

1 further part sits outside the graded sections, with the same engine-level match.

This table covers the Battery Current sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

One part is listed for the 2018 Honda Accord — STANDARD MOTOR PRODUCTS BSC154.

This table covers the replacement fuses for this vehicle's fuse boxes. Typical signs include one circuit dead while its neighbor still works, or a fuse that blows again as soon as you replace it. Match amperage and fuse type. A repeat blow means a short — find it before the next fuse. Read more

16 Fuse parts for the 2018 Honda Accord come from BUSSMANN. The "Popular" part is BUSSMANN ATM10. Every part fits all 3 engine options (1.5L L4 Turbocharged, 2.0L L4 ELECTRIC/GAS and 2.0L L4 Turbocharged).

In the 10 Amp grade, BUSSMANN supplies 3 parts: grouped under the catalog's "10 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM10.

The 125 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "125 Amp" designation — the notes column spells out what sets them apart. BUSSMANN AMI125 is listed in this group.

The 15 Amp section lists 3 options from BUSSMANN — grouped under the catalog's "15 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM15 is listed in this group.

The 150 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "150 Amp" designation — the notes column spells out what sets them apart. BUSSMANN AMI150B is listed in this group.

The 20 Amp section lists 3 options from BUSSMANN — grouped under the catalog's "20 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM20 is listed in this group.

In the 30 Amp grade, BUSSMANN supplies 3 parts: grouped under the catalog's "30 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN FMX30LP.

The 7.5 Amp section lists 2 options from BUSSMANN — grouped under the catalog's "7.5 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM712LP is listed in this group.

This table covers the horns mounted in the front of the vehicle. Read more

13 Horn parts for the 2018 Honda Accord come from FIAMM. The "Popular" part is FIAMM 7210223. 12 parts fit every engine; the other 1 is engine-specific.

The Accessory Replacement section lists 7 options from FIAMM — grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. FIAMM 7210223 is listed in this group.

Standard Replacement: 6 parts, from FIAMM. A representative part number is FIAMM 7250522.

This table covers the key fobs that lock, unlock and start the vehicle. Read more

DORMAN supplies both parts for the 2018 Honda Accord.

This group includes DORMAN 99455ST and DORMAN 99457ST.

This table covers the ultrasonic park-aid sensors in the bumper. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

TECHPRO supplies the 3 Parking Aid Sensor parts for the 2018 Honda Accord. All of them fit every engine offered in the 2018 Accord.

Listed part numbers: TECHPRO HO1075104, TECHPRO HO1175100 and TECHPRO HO1175101.

This table covers the brackets that mount the Parking Aid Sensor. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners. Read more

One part is listed for the 2018 Honda Accord — VARIOUS MFR HO1074102.

This table covers the speed sensors on the transmission, transfer case or ABS ring. Typical signs include a dead speedometer, harsh transmission shifts, or a code for vehicle speed. Inspect the tone wheel and the connector before replacing the sensor. Read more

17 Speed Sensor parts for the 2018 Honda Accord come from 7 brands — STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, WELLS and 4 other brands. The "Popular" part is HOLSTEIN 2VSS0523.

The Economy section: 5 options from HOLSTEIN, BECK/ARNLEY and VEMO. HOLSTEIN 2VSS0523 is listed in this group.

Standard Replacement: 11 parts, from STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, DELPHI and 1 other brand. A representative part number is STANDARD MOTOR PRODUCTS SC495.

1 further part sits outside the graded sections, with the same engine-level match.

This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor. Read more

12 Starter Motor parts are listed for the 2018 Honda Accord, from REMY, TERREPOWER, TYC and 4 other brands. TYC 134038 carries the "Popular" badge.

New: 4 parts, from TYC, ULTRA-POWER and WAI GLOBAL. A representative part number is TYC 134038.

Remanufactured: 8 parts, from REMY, TERREPOWER, PURE ENERGY and 1 other brand. A representative part number is PURE ENERGY 19615.